wnpa-sec-2012-37 · Wireshark WTP dissector infinite loop

Summary

Name: Wireshark WTP dissector infinite loop

Docid: wnpa-sec-2012-37

Date: November 28, 2012

Affected versions: 1.6.0 to 1.6.11, 1.8.0 to 1.8.3

Fixed versions: 1.8.4, 1.6.12

References: Wireshark bug 7869

Details

Description

The WTP dissector could go into an infinite loop.

Impact

It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 1.8.4, 1.6.12 or later.